8.2 Internal Circuitry
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8
See: "13.2 Z3003 Multiplexer Unit"(p.277)
(1) Measurement targets (wiring order is user-selected)
(2) Measurable range
(3) Contact specifications
Electrical Specifications
4-wire
2-wire
10 locations (when using two Z3003 units, 20 locations)
21 locations (when using two Z3003 units, 42 locations)
Measurement current Instrument with Z3003: 1 A DC or less
Externally connected device: 1 A DC or less, 100 mA AC or less
Measurement frequency Externally connected device: DC, 10 Hz to 1 kHz
Contact type Mechanical relay
Maximum allowable
voltage
33 V RMS and 45.7 V peak or 70 V DC
Maximum allowable
power
30 W (DC) (Resistance load)
Contact service life 4-wire: 50 million cycles, 2-wire: 5 million cycles (reference value)